/in/ex5.c: In function 'main':
/in/ex5.c:10:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Werror=implicit-function-declaration]
     gets(English);
     ^~~~
     fgets
/in/ex5.c: In function 'max':
/in/ex5.c:17:9: error: unused variable 'maxlength' [-Werror=unused-variable]
     int maxlength=0,i=0,length=0,len=0, j = 0;
         ^~~~~~~~~
cc1: all warnings being treated as errors